protected function query_and_fetch_records($sql, $index_by_id)
{
$result = $this->conn->select($sql);
if (kernel::is_debug()) {
debug::save('rdb', $sql);
}
if ($result === false) {
throw new server_except("select error: " . $this->conn->last_error() . " sql: {$sql}");
}
$records = [];
if ($index_by_id) {
while (($record = $result->fetch_record()) !== null) {
$records[(int) $record['id']] = $record;
}
} else {
while (($record = $result->fetch_record()) !== null) {
$records[] = $record;
}
}
$result->free();
return $records;
}
protected function execute($sql)
{
$result = mysqli_query($this->conn, $sql);
if (kernel::is_debug()) {
debug::save('session', $sql);
}
if ($result === false) {
throw new server_except("except: {$sql}");
}
}
